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Cursor (.cursorrules)

The legacy single-file format Cursor still reads. Plain markdown at the project root. Cursor now prefers the multi-file .cursor/rules/ directory but continues to honor .cursorrules for backwards compatibility.

File path
.cursorrules
Length cap (recommended)
~500 lines
Frontmatter
No
File globs
No

Format quirks

  • check_circleCursor reads .cursorrules from the repository root
  • check_circleNo frontmatter, no globs — plain markdown only
  • check_circleLoaded into every chat and inline-edit request automatically
Generate a .cursorrulesarrow_forwardConvert an existing rules file

Browse stack examples

Every stack page in the library has a one-click copy button for Cursor (.cursorrules). Open any of these and pick "Cursor (.cursorrules)" from the format dropdown.

description
Next.js (App Router) + TypeScript
description
Next.js App Router (TypeScript, Server Components)
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Next.js + Supabase (Auth, Postgres, RLS)
description
Next.js + Prisma + Postgres
description
React 19 + TypeScript (Vite)
description
React Native + Expo (managed workflow)
description
Python + FastAPI + SQLAlchemy + Alembic
description
Python + Django + DRF
description
Python + pandas + numpy + scikit-learn (Jupyter)
description
PyTorch + Hugging Face + W&B
description
Node.js + Express + TypeScript
description
Turborepo + pnpm + TypeScript
See all 20 stacksarrow_forward

Official docs: https://docs.cursor.com/context/rules